Bruce Ratain is an intellectual property partner in the Chicago office of Kirkland & Ellis LLP. His practice focuses on patent infringement litigation in federal courts. He has represented clients in a variety of industries including lithium-ion batteries, food packaging, agriculture equipment, and automotive technology. Bruce has worked on issues in various phases of litigation, including pre-suit analysis and strategy, invalidity analysis, fact and expert discovery, claim construction, and summary judgment. Bruce also maintains an active pro bono practice, representing clients across a variety of matters, most recently including preparing and successfully arguing an asylum case.
Shifting Sands of Claim Construction at the PTAB, The Patent Law. 25–28 (Annual 2018–2019).
Reasons for Remand (analysis of remands of appeals from the Federal Circuit, Part 1), INTELL. PROP. MAG. 43–44 (November 2018).
The PTAB Strikes Back (analysis of remands of appeals from the Federal Circuit, Part 1), INTELL. PROP. MAG. 36–39 (December 2018–January 2019).
4 Years In, Inter Partes Review May Not Be The Best Strategy, Law360 (March 13, 2017).
The National Immigrant Justice Center (NIJC) Rising Star Award, 2020
Kirkland & Ellis LLP Pro Bono Service Award, 2016–2019
Memberships & Affiliations
Jewish National Fund — Chicago JNFuture Board Member
Admissions & Qualifications
- United States District Court for the Eastern District of Michigan
- United States District Court for the Eastern District of Wisconsin
- United States District Court for the Northern District of Illinois
- Northwestern Pritzker School of LawJ.D.cum laude2016
- Tufts UniversityB.A., Political Sciencemagna cum laude2011